found: Brown, J. H. The valley of the shadow, c1981 (subj.)t.p. (Senghenydd)
found: Barth. gaz. of Brit., 1st ed.(Senghenydd, Mid Glamorgan)
found: Lieven, M. Senghennydd, 1994:p. 3 (at the southern entrance to the Aber Valley) p. 9, etc. (small hamlet became a mining village by 1900)
found: Ordnance survey gazetteer of Great Britain, c1989:p. 646 (Senghennydd; M Glam.; 51 ̊ 36.3', 3 ̊ 16.7' W; Town)
found: GeoNames, algorithmically matched, 2009(ppl; 51°36ʹ14ʺN 003°16ʹ14ʺW)
found: Ordnance Survey open data viewer WWW site, viewed 9 May 2016:open street view layer, 1:10,000 scale (Senghenydd, Caerphilly: settlement)
found: UK grid reference finder WWW site, viewed 9 May 2016(Senghenydd, Caerphilly; ST 11448 91519 ; latitude: 51.615508 ; longitude: -3.2803560)
found: Wikipedia, viewed 9 May 2016(Senghenydd is a village in the county bourough of Caerphilly)